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run code in 150+ php & hhvm versions
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<?php $arr = array(1.5 => "rate", false => "hood", true => "love", "2" => "late", 4 => "site"); $del = function ( $array, $key ) { unset( $array[ $key ] ); return array_values( $array ); }; $seek = "hood"; if ( ( $dex = array_search( $seek, $arr ) ) !== false) { $arr = $del( $arr, $dex ); } var_dump($arr); //[0 => "love", 1 => "late", 2 => ”site”]
Output for 5.3.0 - 5.6.28, hhvm-3.12.0, 7.0.0 - 7.1.0
array(3) { [0]=> string(4) "love" [1]=> string(4) "late" [2]=> string(4) "site" }
Output for hhvm-3.10.0

Process exited with code 153.
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.2.17
Parse error: syntax error, unexpected T_FUNCTION in /in/EBOq6 on line 6
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_FUNCTION in /in/EBOq6 on line 6
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/EBOq6 on line 6
Process exited with code 255.